diff options
Diffstat (limited to 'kernel/trace/trace.c')
| -rw-r--r-- | kernel/trace/trace.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 4fa248746dd8..a67f792fb950 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1376,9 +1376,6 @@ struct saved_cmdlines_buffer { }; static struct saved_cmdlines_buffer *savedcmd; -/* temporary disable recording */ -static atomic_t trace_record_cmdline_disabled __read_mostly; - static inline char *get_saved_cmdlines(int idx) { return &savedcmd->saved_cmdlines[idx * TASK_COMM_LEN]; @@ -1686,9 +1683,6 @@ int trace_find_tgid(int pid) void tracing_record_cmdline(struct task_struct *tsk) { - if (atomic_read(&trace_record_cmdline_disabled) || !tracing_is_on()) - return; - if (!__this_cpu_read(trace_cmdline_save)) return; @@ -2552,9 +2546,6 @@ static void *s_start(struct seq_file *m, loff_t *pos) return ERR_PTR(-EBUSY); #endif - if (!iter->snapshot) - atomic_inc(&trace_record_cmdline_disabled); - if (*pos != iter->pos) { iter->ent = NULL; iter->cpu = 0; @@ -2597,9 +2588,6 @@ static void s_stop(struct seq_file *m, void *p) return; #endif - if (!iter->snapshot) - atomic_dec(&trace_record_cmdline_disabled); - trace_access_unlock(iter->cpu_file); trace_event_read_unlock(); } |